Sentences with word «megajoule»

Carbon intensity is expressed in grams of carbon dioxide equivalent per megajoule of energy provided by that fuel.

For an analysis of vegetable products, emissions of carbon dioxide may be calculated from an energy analysis based on known amounts of carbon dioxide emissions per megajoule of energy used.

The baseline is set at 96 grams of carbon for megajoule of energy, declining by 10 % by 2020.

Audi has decided to run into the 4 megajoules class of hybrid output for its 2015 race season, which means the revised R18 powertrain will need to use 2.5 percent less diesel per lap.

a) 4 kilojoules b) 4 megajoules c) 4 gigajoules d) 4 petajoules

but they state the move will reduce the amount of paper used by the firm by a massive 8,500 tonnes (65pc per item) each year, saving 20 m megajoules of electricity, 1m l of water, 500,000 l of diesel used, 275 tonnes of plastic plus chemicals that have to be processed to dispose of them safely.

If the process if 50 % efficient then 50 megajoules out of every 55 in natural gas would be required.

The team found that removing crop residue from cornfields generates an additional 50 to 70 grams of carbon dioxide per megajoule of biofuel energy produced (a joule is a measure of energy and is roughly equivalent to 1 BTU).

In the 2015 FIA World Endurance Championship (WEC) and in the Le Mans 24 Hours as the season's pinnacle event, Audi will compete with a thoroughly revised R18 e-tron quattro diesel hybrid racer in the 4 - megajoule class.

Under its current wording, it would ascribe all oil produced from Canada's oilsands a greenhouse gas rating of 107 grams of carbon dioxide per megajoule and thus force its importers to pay for carbon offsets.

Ed Moses, director of the National Ignition Facility (NIF) in northern California, led the team and established the record - breaking energy output of 1.875 megajoules (MJ) from 192 lasers on Mar. 15, bringing fusion energy, and therefore a clean alternative power source, closer to reality.

The NIF's 192 lasers currently represent the most powerful system in the world, generating up to 1.8 megajoules and 500 terawatts of ultraviolet laser energy.

Eligible products (31 % of all Tick products in these categories) removed 4 · 1 million megajoules of energy, 156 · 0 tonnes of saturated fat, 15 · 4 tonnes of trans - fat and 4 · 0 tonnes of sodium from food products sold in New Zealand over three years.

For example, coal emits 1.6 times more carbon dioxide per megajoule than natural gas.

The lab's National Ignition Facility (NIF) creates pulses with a mammoth 1.8 megajoules of energy in an effort to heat tiny capsules of hydrogen to fusion temperatures.

«The fuels we're testing now have equal or better energy content than the Jet A requirements,» of at least 48 megajoules per kilogram (20,700 British thermal units per pound).

Rock to Liquid Jet aircraft today typically burn kerosene, an energy - dense hydrocarbon fuel that delivers as much as 48 megajoules per kilogram (20,700 British thermal units per pound), allowing for long - distance travel.

A 0.31 °C temperature anomaly at the plate boundary fault corresponds to 27 megajoules per square meter of dissipated energy during the earthquake.

In this 2008 demonstration, the Office of Naval Research reached muzzle energy of more than 10 megajoules.

«This is key for electric rail, as each braking train can generate two to six megajoules of energy... over a 15 - to 20 - second braking period.»

The laser, built for fusion research, has already shown the ability to fire 4 megajoules of infrared energy for up to 20 nanoseconds.

Total annual production emissions, averaged over five years, would equal about 100 grams of carbon dioxide per megajoule — which is 7 percent greater than gasoline emissions and 62 grams above the 60 percent reduction in greenhouse gas emissions as required by the 2007 Energy Independence and Security Act.

Each machine would require roughly 1.1 megajoule of electricity for pumping and compressing per kilogram of CO2 captured.

«We operate at 5 megajoules,» he says.

But yields from a grass that only needs to be planted once would deliver an average of 13.1 megajoules of energy as ethanol for every megajoule of petroleum consumed — in the form of nitrogen fertilizers or diesel for tractors — growing them.

However, the total energy input to the system by the laser was close to 2 megajoules.

In the test, the 192 - beam laser system fired 1 megajoule of...

It also releases fertilising compounds equivalent to 340 grams of sulphur dioxide and 59 grams of phosphate, and consumes 169 megajoules of energy (Animal Science Journal, DOI: 10.1111/j.1740-0929.2007.00457.x).

That said, the updated R18 e-tron Quattro LMP1 racer moves up from the four - megajoule to the six - megajoule hybrid sub-class, according to a report by Autocar.

The e-tron's hybrid system also receives several technical upgrades, and can now recover up to 4 megajoules of energy per lap, versus 2 megajoules in the previous version.

Each of the LMP1 teams tested Le Mans - spec downforce packages in Belgium (Audi ran two cars in full Le Mans - spec during the race), so the strength of the Porsche 919 Hybrids and their 8 - megajoules of hybrid energy (double that of the Audi R18 e-trons) along Spa's Kemmel Straight suggests the Mulsanne Straight of Le Mans will be a Porsche hunting ground.

In fact, Bentley claims the 10 megajoules of energy these brakes can produce is enough to power a family home for six hours...

For 2015, Audi has doubled the output of its energy recovery system, with the cockpit - mounted flywheel now sending 4 megajoules per lap to the 272 - hp front axle motor.

With the ability to absorb up to 10 megajoules of energy (enough to power a family home for six hours) in a single stop yet remain fade resistant, Bentley's CSiC brakes are an engineering masterpiece in their own right.

One of the study's main conclusions is that «[t] he GHG impact of petroleum estimated herein ranges from 90 to 120 g CO2e / MJ (grams of CO2 equivalent emissions per megajoule (MJ) of gasoline fuel consumed), depending on the source of the petroleum and to what extent indirect emission impacts are included.»

To turn the carbon in that into nanotubles would require a minimum of perhaps 25 megajoules of energy.

John Turner, there are 55 megajoules of energy in one kilogram of natural gas.

That's because megawatt - hours and megajoules are just packets of energy.

According to IPCC's models, the rate of temperature increase doesn't REALLY take off until about 2040, and a major reason is the multiplicative effect of these three growth factors: population, economic growth, and increasing carbon intensity per megaJoule of energy.

Specific heat of the atmosphere is about one megajoule per tonne per °C.

Land Use Change Emissions Push Corn Ethanol Past Baseline It's the inclusion of a penalty for these indirect land use changes into the overall carbon intensity of a particular fuel that has caused controversy: Corn ethanol is already above the baseline at 97 grams of carbon per megajoule, due to a 30 gram penalty assessed for land use changes.

Using petroleum fuels would emit the equivalent of just 20 grams of carbon dioxide per megajoule.

Using natural gas would emit the equivalent of 33 grams of carbon dioxide per megajoule.

For most coals it is necessary to measure the actual amount of heat released upon combustion (expressed in megajoules per kilogram or British thermal units per pound).